Certain The MPlayer Project products are vulnerable to Buffer Overflow via read_avi_header() of libmpdemux/aviheader.c . This affects mplayer SVN-r38374-13.0.1 and mencoder SVN-r38374-13.0.1.
https://trac.mplayerhq.hu/ticket/2403#comment:2
https://lists.debian.org/debian-lts-announce/2022/12/msg00042.html